TREA

Axially-movable sealings for working fluid

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  • F01C19/08
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01CROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES F01C19/00Sealing arrangements in rotary-piston machines or engines

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F01C19/08Axially-movable sealings for working fluid
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary combustion engine block sealing
    • Patent number 12,252,990
    • Issue date Mar 18, 2025
    • Vaclav Knob
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine
    • Patent number 12,006,863
    • Issue date Jun 11, 2024
    • Mihail A. Rezmerita
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor having floating seal assembly
    • Patent number 11,939,979
    • Issue date Mar 26, 2024
    • Copeland LP
    • James W. McBean
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Sealing structure and scroll air compressor having same
    • Patent number 11,725,657
    • Issue date Aug 15, 2023
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Huijun Wei
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air-fuel system for a circulating piston engine
    • Patent number 11,719,187
    • Issue date Aug 8, 2023
    • WB Development Company, LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor having floating seal assembly
    • Patent number 11,692,548
    • Issue date Jul 4, 2023
    • Emerson Climate Technologies, Inc.
    • James W. McBean
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Sealing arrangement
    • Patent number 11,668,300
    • Issue date Jun 6, 2023
    • TOCIRCLE INDUSTRIES AS
    • Arne Høeg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air-fuel system for a circulating piston engine
    • Patent number 11,352,977
    • Issue date Jun 7, 2022
    • W B Development Company LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Six-stroke rotary-vane internal combustion engine with hermetically...
    • Patent number 11,346,278
    • Issue date May 31, 2022
    • Nickolay Mikhailovich Krivko
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Seal assembly for an epitrochoidal rotary engine
    • Patent number 11,149,547
    • Issue date Oct 19, 2021
    • LiquidPiston, Inc.
    • Alexander Shkolnik
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sealing member
    • Patent number 11,143,029
    • Issue date Oct 12, 2021
    • Eagle Industry Co., Ltd.
    • Yuichiro Tokunaga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stepped sealing device circumferential pumping groove
    • Patent number 10,954,790
    • Issue date Mar 23, 2021
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro Tokunaga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll fluid machine including a pair of fixed scrolls and an orbit...
    • Patent number 10,844,719
    • Issue date Nov 24, 2020
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Makoto Takeuchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compression device having a sealing device, and scroll compr...
    • Patent number 10,753,360
    • Issue date Aug 25, 2020
    • Danfoss Commercial Compressors
    • Remi Bou Dargham
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Geared fluid machine with circumferential seal having first and sec...
    • Patent number 10,634,136
    • Issue date Apr 28, 2020
    • Eckerle Technologies GmbH
    • Reinhard Pippes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Actuator bearing arrangement
    • Patent number 10,344,594
    • Issue date Jul 9, 2019
    • Woodward, Inc.
    • James D. Rosplock
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine seals
    • Patent number 10,294,791
    • Issue date May 21, 2019
    • OXFORD UNIVERSITY INNOVATION LIMITED
    • Kamaljit Singh Chana
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine with intake and exhaust through rotor shaft
    • Patent number 10,221,690
    • Issue date Mar 5, 2019
    • LiquidPiston, Inc.
    • Alexander Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Scroll pump
    • Patent number 10,161,399
    • Issue date Dec 25, 2018
    • Edwards Limited
    • Nigel Paul Schofield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary engine with rotor land
    • Patent number 9,896,934
    • Issue date Feb 20, 2018
    • Pratt & Whitney Canada Corp.
    • Bruno Villeneuve
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Rotary machine
    • Patent number 9,890,639
    • Issue date Feb 13, 2018
    • Peter Broatch
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump apparatus and marine vessel propelling machine
    • Patent number 9,885,355
    • Issue date Feb 6, 2018
    • Showa Corporation
    • Takahiko Saito
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Apex and face seals with rotary internal combustion engine
    • Patent number 9,850,758
    • Issue date Dec 26, 2017
    • Pratt & Whitney Canada Corp.
    • Eugene Gekht
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine with cam-guided rotor
    • Patent number 9,810,068
    • Issue date Nov 7, 2017
    • LiquidPiston, Inc.
    • Alexander Shkolnik
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll member and scroll-type fluid machine
    • Patent number 9,752,579
    • Issue date Sep 5, 2017
    • Taiho Kogyo Co., Ltd.
    • Hiroshi Kanemitsu
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Rotary internal combustion engine, gas compressor, and liquid pump
    • Patent number 9,714,574
    • Issue date Jul 25, 2017
    • Gotek Energy, Inc.
    • Steven Lee Herbruck
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gerotor apparatus having outer gerotor with strengthening members
    • Patent number 9,670,924
    • Issue date Jun 6, 2017
    • Mark T. Holtzapple
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll fluid machine
    • Patent number 9,657,736
    • Issue date May 23, 2017
    • Anest Iwata Corporation
    • Tamotsu Fujioka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Scroll pump having axially compliant spring element
    • Patent number 9,429,020
    • Issue date Aug 30, 2016
    • Agilent Technologies, Inc.
    • Ronald J. Forni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gerotor apparatus for a quasi-isothermal Brayton cycle engine
    • Patent number 9,382,872
    • Issue date Jul 5, 2016
    • The Texas A&M University System
    • Mark T. Holtzapple
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY PISTON COMPRESSOR
    • Publication number 20240369061
    • Publication date Nov 7, 2024
    • Florian Karl AUSSERER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR-FUEL SYSTEM FOR A CIRCULATING PISTON ENGINE
    • Publication number 20220290629
    • Publication date Sep 15, 2022
    • WB Development Company, LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEALING ARRANGEMENT
    • Publication number 20200347726
    • Publication date Nov 5, 2020
    • TOCIRCLE INDUSTRIES AS
    • Arne HØEG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEALING MEMBER
    • Publication number 20200063560
    • Publication date Feb 27, 2020
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro TOKUNAGA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SCROLL COMPRESSION DEVICE HAVING A SEALING DEVICE, AND SCROLL COMPR...
    • Publication number 20190323502
    • Publication date Oct 24, 2019
    • Danfoss Commercial Compressors
    • Remi Bou Dargham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEALING DEVICE
    • Publication number 20190169988
    • Publication date Jun 6, 2019
    • EAGLE INDUSTRY CO., LTD.
    • Yuichiro TOKUNAGA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ACTUATOR BEARING ARRANGEMENT
    • Publication number 20190063220
    • Publication date Feb 28, 2019
    • WOODWARD, INC.
    • James D. Rosplock
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTORY ENGINE WITH ROTOR LAND
    • Publication number 20180163541
    • Publication date Jun 14, 2018
    • Pratt & Whitney Canada Corp.
    • Bruno VILLENEUVE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Engine
    • Publication number 20180066520
    • Publication date Mar 8, 2018
    • LIQUIDPISTON, INC.
    • Alexander Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    High Power Density and Efficiency Epitrochoidal Rotary Engine
    • Publication number 20180023392
    • Publication date Jan 25, 2018
    • LIQUIDPISTON, INC.
    • Alexander Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Engine
    • Publication number 20160341042
    • Publication date Nov 24, 2016
    • LIQUIDPISTON, INC.
    • Alexander Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VANE CELL MACHINE
    • Publication number 20160230757
    • Publication date Aug 11, 2016
    • Danfoss A/S
    • Erik Haugaard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY ENGINE VANE DRIVE METHOD AND APPARATUS
    • Publication number 20160194959
    • Publication date Jul 7, 2016
    • Merton W. Pekrul
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    A SILENT GEAR PUMP OR MOTOR SUPPRESSING TROUBLES OF TRAPPING FLUID
    • Publication number 20160108733
    • Publication date Apr 21, 2016
    • LIM, Nag-Bok
    • Nag-Bok LIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY MACHINE
    • Publication number 20150315913
    • Publication date Nov 5, 2015
    • Broatch Peter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE VANE PUMP WITH COMMUNICATION GROOVE IN THE CAM RING
    • Publication number 20140377116
    • Publication date Dec 25, 2014
    • Yasushi WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IDAR-ACE INVERSE DISPLACEMENT ASYMMETRIC ROTATING ALTERNATIVE CORE...
    • Publication number 20140360457
    • Publication date Dec 11, 2014
    • William Anderson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY MACHINE
    • Publication number 20140356213
    • Publication date Dec 4, 2014
    • Kjell Vading
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING SYSTEM FOR GEROTOR APPARATUS
    • Publication number 20140348683
    • Publication date Nov 27, 2014
    • Mark T. Holtzapple
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR APPARATUS FOR A QUASI-ISOTHERMAL BRAYTON CYCLE ENGINE
    • Publication number 20140308147
    • Publication date Oct 16, 2014
    • Texas A&M University
    • Mark T. Holtzapple
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Internal Combustion Engine, Gas Compressor, and Liquid Pump
    • Publication number 20140261290
    • Publication date Sep 18, 2014
    • Steven Lee Herbruck
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Piston Internal Combustion Engine
    • Publication number 20140261291
    • Publication date Sep 18, 2014
    • Compound Rotary Engines Limited
    • David W. Garside
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20140248172
    • Publication date Sep 4, 2014
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Hiroki NAGANO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COOLING SYSTEMS FOR ROTARY ENGINES
    • Publication number 20140140878
    • Publication date May 22, 2014
    • GILO INDUSTRIES RESEARCH LTD.
    • Gilo Cardozo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY VANE EXPANDER
    • Publication number 20140134028
    • Publication date May 15, 2014
    • Liebherr Machines Bulle SA
    • Bouzid Seba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Seal Assembly for a Heat Engine
    • Publication number 20140003988
    • Publication date Jan 2, 2014
    • LIQUIDPISTON, INC.
    • Nikolay Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SCROLL FLUID MACHINE
    • Publication number 20130315769
    • Publication date Nov 28, 2013
    • Anest Iwata Corporation
    • Tamotsu Fujioka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IDAR-ACE INVERSE DISPLACEMENT ASYMMETRIC ROTATING ALTERNATIVE CORE...
    • Publication number 20130251579
    • Publication date Sep 26, 2013
    • LUMENIUM LLC
    • William Anderson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SEAL FOR THE ROTOR OF ROTARY PISTON MACHINES
    • Publication number 20130183186
    • Publication date Jul 18, 2013
    • EN3 GmbH
    • Eggert Guenther
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll-Type Fluid Machine
    • Publication number 20130071279
    • Publication date Mar 21, 2013
    • Jiro lizuka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...